[INFO] cloning repository https://github.com/travbid/tag
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/travbid/tag" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftravbid%2Ftag", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftravbid%2Ftag'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60bba86a21d6a49f0992ea3a2b16b98f31d509af
[INFO] checking travbid/tag against master#accc516128b21e960b1a7af45393e9acdd184890 for pr-122501
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftravbid%2Ftag" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/travbid/tag on toolchain accc516128b21e960b1a7af45393e9acdd184890
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+accc516128b21e960b1a7af45393e9acdd184890" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/travbid/tag
[INFO] finished tweaking git repo https://github.com/travbid/tag
[INFO] tweaked toml for git repo https://github.com/travbid/tag written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/travbid/tag already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+accc516128b21e960b1a7af45393e9acdd184890" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking travbid/tag against try#32f93a5733992b29f321831b7e26c1f7d7205013 for pr-122501
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftravbid%2Ftag" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/travbid/tag on toolchain 32f93a5733992b29f321831b7e26c1f7d7205013
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32f93a5733992b29f321831b7e26c1f7d7205013" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/travbid/tag
[INFO] finished tweaking git repo https://github.com/travbid/tag
[INFO] tweaked toml for git repo https://github.com/travbid/tag written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/travbid/tag already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32f93a5733992b29f321831b7e26c1f7d7205013" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking travbid/tag against try#32f93a5733992b29f321831b7e26c1f7d7205013 for pr-122501
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftravbid%2Ftag" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/travbid/tag on toolchain 32f93a5733992b29f321831b7e26c1f7d7205013
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32f93a5733992b29f321831b7e26c1f7d7205013" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/travbid/tag
[INFO] finished tweaking git repo https://github.com/travbid/tag
[INFO] tweaked toml for git repo https://github.com/travbid/tag written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/travbid/tag already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32f93a5733992b29f321831b7e26c1f7d7205013" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+32f93a5733992b29f321831b7e26c1f7d7205013" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49a9fc1fe12043019a984631609a3402af6b666103cbc6152549c13369c53242
[INFO] running `Command { std: "docker" "start" "-a" "49a9fc1fe12043019a984631609a3402af6b666103cbc6152549c13369c53242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49a9fc1fe12043019a984631609a3402af6b666103cbc6152549c13369c53242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49a9fc1fe12043019a984631609a3402af6b666103cbc6152549c13369c53242", kill_on_drop: false }`
[INFO] [stdout] 49a9fc1fe12043019a984631609a3402af6b666103cbc6152549c13369c53242
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+32f93a5733992b29f321831b7e26c1f7d7205013" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29a2dee3a0260119ee3fcaa8c60ac5286c1d800853da46371df72e3b2412f8f8
[INFO] running `Command { std: "docker" "start" "-a" "29a2dee3a0260119ee3fcaa8c60ac5286c1d800853da46371df72e3b2412f8f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tag v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/mp4.rs:158:4
[INFO] [stdout]     |
[INFO] [stdout] 155 |               let child = match name {
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 156 | |                 _ => panic!("Undhandled type in mvex: {}, {:?}", name, &data[4..8]),
[INFO] [stdout] 157 | |             };
[INFO] [stdout]     | |_____________- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 158 |               children.push(child);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/mp4.rs:158:4
[INFO] [stdout]     |
[INFO] [stdout] 155 |               let child = match name {
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 156 | |                 _ => panic!("Undhandled type in mvex: {}, {:?}", name, &data[4..8]),
[INFO] [stdout] 157 | |             };
[INFO] [stdout]     | |_____________- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 158 |               children.push(child);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inner_data`
[INFO] [stdout]    --> src/mp4.rs:154:8
[INFO] [stdout]     |
[INFO] [stdout] 154 |             let inner_data = &data[8..inner_sz as usize];
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inner_data`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]    --> src/mp4.rs:155:8
[INFO] [stdout]     |
[INFO] [stdout] 155 |             let child = match name {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inner_data`
[INFO] [stdout]    --> src/mp4.rs:154:8
[INFO] [stdout]     |
[INFO] [stdout] 154 |             let inner_data = &data[8..inner_sz as usize];
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inner_data`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]    --> src/mp4.rs:155:8
[INFO] [stdout]     |
[INFO] [stdout] 155 |             let child = match name {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mp4.rs:149:7
[INFO] [stdout]     |
[INFO] [stdout] 149 |         let mut children = Vec::new();
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mp4.rs:150:7
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let mut ix: usize = 16;
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mp4.rs:149:7
[INFO] [stdout]     |
[INFO] [stdout] 149 |         let mut children = Vec::new();
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mp4.rs:150:7
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let mut ix: usize = 16;
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]     --> src/mp4.rs:1203:24
[INFO] [stdout]      |
[INFO] [stdout] 1203 |     pub fn parse(sz: u32, data: &[u8]) -> FreeSpaceBox {
[INFO] [stdout]      |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/mp4.rs:1234:25
[INFO] [stdout]      |
[INFO] [stdout] 1234 |                 FileAtom::MediaData(x) => String::new(), //&x.string(depth + 1),
[INFO] [stdout]      |                                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/mp4.rs:1235:20
[INFO] [stdout]      |
[INFO] [stdout] 1235 |                 FileAtom::Meta(x) => String::new(),      //&x.string(depth + 1),
[INFO] [stdout]      |                                ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/mp4.rs:1236:25
[INFO] [stdout]      |
[INFO] [stdout] 1236 |                 FileAtom::FreeSpace(x) => String::new(), //&x.string(depth + 1),
[INFO] [stdout]      |                                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]     --> src/mp4.rs:1203:24
[INFO] [stdout]      |
[INFO] [stdout] 1203 |     pub fn parse(sz: u32, data: &[u8]) -> FreeSpaceBox {
[INFO] [stdout]      |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/mp4.rs:1255:22
[INFO] [stdout]      |
[INFO] [stdout] 1255 |                 MovieAtom::Track(x) => String::new(),
[INFO] [stdout]      |                                  ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/mp4.rs:1256:25
[INFO] [stdout]      |
[INFO] [stdout] 1256 |                 MovieAtom::UserData(x) => String::new(),
[INFO] [stdout]      |                                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/mp4.rs:1257:29
[INFO] [stdout]      |
[INFO] [stdout] 1257 |                 MovieAtom::MovieExtends(x) => String::new(),
[INFO] [stdout]      |                                         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/mp4.rs:1234:25
[INFO] [stdout]      |
[INFO] [stdout] 1234 |                 FileAtom::MediaData(x) => String::new(), //&x.string(depth + 1),
[INFO] [stdout]      |                                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/mp4.rs:1258:21
[INFO] [stdout]      |
[INFO] [stdout] 1258 |                 MovieAtom::Meta(x) => String::new(),
[INFO] [stdout]      |                                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/mp4.rs:1235:20
[INFO] [stdout]      |
[INFO] [stdout] 1235 |                 FileAtom::Meta(x) => String::new(),      //&x.string(depth + 1),
[INFO] [stdout]      |                                ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/mp4.rs:1236:25
[INFO] [stdout]      |
[INFO] [stdout] 1236 |                 FileAtom::FreeSpace(x) => String::new(), //&x.string(depth + 1),
[INFO] [stdout]      |                                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/mp4.rs:1255:22
[INFO] [stdout]      |
[INFO] [stdout] 1255 |                 MovieAtom::Track(x) => String::new(),
[INFO] [stdout]      |                                  ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/mp4.rs:1256:25
[INFO] [stdout]      |
[INFO] [stdout] 1256 |                 MovieAtom::UserData(x) => String::new(),
[INFO] [stdout]      |                                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/mp4.rs:1257:29
[INFO] [stdout]      |
[INFO] [stdout] 1257 |                 MovieAtom::MovieExtends(x) => String::new(),
[INFO] [stdout]      |                                         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/mp4.rs:1258:21
[INFO] [stdout]      |
[INFO] [stdout] 1258 |                 MovieAtom::Meta(x) => String::new(),
[INFO] [stdout]      |                                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DataBox` is never constructed
[INFO] [stdout]   --> src/itunes.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct DataBox {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MetaItemsBox` is never constructed
[INFO] [stdout]   --> src/itunes.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct MetaItemsBox {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MetaItemBox` is never constructed
[INFO] [stdout]   --> src/itunes.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct MetaItemBox {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TypeIndicator` is never constructed
[INFO] [stdout]   --> src/itunes.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct TypeIndicator {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `reserved1` and `reserved2` are never read
[INFO] [stdout]    --> src/mp4.rs:182:2
[INFO] [stdout]     |
[INFO] [stdout] 172 | pub struct MovieHeaderBox {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 182 |     reserved1: u16,            // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 183 |     reserved2: [u32; 2],       // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DataBox` is never constructed
[INFO] [stdout]   --> src/itunes.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct DataBox {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `reserved1`, `reserved2`, and `reserved3` are never read
[INFO] [stdout]    --> src/mp4.rs:311:2
[INFO] [stdout]     |
[INFO] [stdout] 305 | pub struct TrackHeaderBox {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 311 |     reserved1: u32,    // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 314 |     reserved2: [u32; 2],
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 318 |     reserved3: u16,           // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MetaItemsBox` is never constructed
[INFO] [stdout]   --> src/itunes.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct MetaItemsBox {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `reserved` is never read
[INFO] [stdout]    --> src/mp4.rs:566:2
[INFO] [stdout]     |
[INFO] [stdout] 563 | pub struct SoundMediaHeaderBox {
[INFO] [stdout]     |            ------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 566 |     reserved: u16,    // = 0;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MetaItemBox` is never constructed
[INFO] [stdout]   --> src/itunes.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct MetaItemBox {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `reserved` is never read
[INFO] [stdout]    --> src/mp4.rs:831:2
[INFO] [stdout]     |
[INFO] [stdout] 827 | pub struct SampleEntry {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 831 |     reserved: [u8; 6], // = 0
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TypeIndicator` is never constructed
[INFO] [stdout]   --> src/itunes.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct TypeIndicator {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `reserved1` and `reserved2` are never read
[INFO] [stdout]    --> src/mp4.rs:182:2
[INFO] [stdout]     |
[INFO] [stdout] 172 | pub struct MovieHeaderBox {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 182 |     reserved1: u16,            // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 183 |     reserved2: [u32; 2],       // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `reserved1`, `reserved2`, and `reserved3` are never read
[INFO] [stdout]    --> src/mp4.rs:311:2
[INFO] [stdout]     |
[INFO] [stdout] 305 | pub struct TrackHeaderBox {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 311 |     reserved1: u32,    // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 314 |     reserved2: [u32; 2],
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 318 |     reserved3: u16,           // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/mp4.rs:865:2
[INFO] [stdout]     |
[INFO] [stdout] 862 | pub struct VisualSampleEntry {
[INFO] [stdout]     |            ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 865 |     pre_defined1: u16,      // = 0
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 866 |     reserved1: u16,         // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 867 |     pre_defined2: [u32; 3], // = 0
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 870 |     horizresolution: u32, // = 0x00480000; // 72 dpi
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 871 |     vertresolution: u32,  // = 0x00480000; // 72 dpi
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 872 |     reserved2: u32,       // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 873 |     frame_count: u16,     // = 1
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 874 |     pub compressor_name: [u8; 32],
[INFO] [stdout] 875 |     depth: u16,        // 0x0018,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 876 |     pre_defined3: i16, // = -1
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `reserved` is never read
[INFO] [stdout]    --> src/mp4.rs:566:2
[INFO] [stdout]     |
[INFO] [stdout] 563 | pub struct SoundMediaHeaderBox {
[INFO] [stdout]     |            ------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 566 |     reserved: u16,    // = 0;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `reserved1`, `pre_defined`, and `reserved2` are never read
[INFO] [stdout]    --> src/mp4.rs:927:2
[INFO] [stdout]     |
[INFO] [stdout] 924 | pub struct AudioSampleEntry {
[INFO] [stdout]     |            ---------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 927 |     reserved1: [u32; 2],   // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 931 |     pre_defined: u16,    // = 0
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 932 |     reserved2: u16,      // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `reserved` is never read
[INFO] [stdout]    --> src/mp4.rs:831:2
[INFO] [stdout]     |
[INFO] [stdout] 827 | pub struct SampleEntry {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 831 |     reserved: [u8; 6], // = 0
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/mp4.rs:865:2
[INFO] [stdout]     |
[INFO] [stdout] 862 | pub struct VisualSampleEntry {
[INFO] [stdout]     |            ----------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 865 |     pre_defined1: u16,      // = 0
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 866 |     reserved1: u16,         // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 867 |     pre_defined2: [u32; 3], // = 0
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 870 |     horizresolution: u32, // = 0x00480000; // 72 dpi
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 871 |     vertresolution: u32,  // = 0x00480000; // 72 dpi
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 872 |     reserved2: u32,       // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 873 |     frame_count: u16,     // = 1
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 874 |     pub compressor_name: [u8; 32],
[INFO] [stdout] 875 |     depth: u16,        // 0x0018,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 876 |     pre_defined3: i16, // = -1
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `reserved1`, `pre_defined`, and `reserved2` are never read
[INFO] [stdout]    --> src/mp4.rs:927:2
[INFO] [stdout]     |
[INFO] [stdout] 924 | pub struct AudioSampleEntry {
[INFO] [stdout]     |            ---------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 927 |     reserved1: [u32; 2],   // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 931 |     pre_defined: u16,    // = 0
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 932 |     reserved2: u16,      // = 0
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]  --> src/bin/read_comment.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{path::Path, string::String};
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `String` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `getopts` is imported redundantly
[INFO] [stdout]  --> src/bin/list.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use getopts;
[INFO] [stdout]   |     ^^^^^^^ the item `getopts` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]  --> src/bin/read_comment.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{path::Path, string::String};
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `String` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `getopts` is imported redundantly
[INFO] [stdout]  --> src/bin/list.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use getopts;
[INFO] [stdout]   |     ^^^^^^^ the item `getopts` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/bin/tag.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     vec::Vec,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]  --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/bin/tag.rs:7:2
[INFO] [stdout]   |
[INFO] [stdout] 7 |     vec::Vec,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]  --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/bin/tag.rs:379:35
[INFO] [stdout]     |
[INFO] [stdout] 379 |                 encoding: if item.chars().all(char::is_ascii) { 0 } else { 3 },
[INFO] [stdout]     |                                           --- ^^^^^^^^^^^^^^
[INFO] [stdout]     |                                           |   |
[INFO] [stdout]     |                                           |   expected due to this
[INFO] [stdout]     |                                           |   found signature defined here
[INFO] [stdout]     |                                           required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn(_) -> _`
[INFO] [stdout]                found function signature `fn(&_) -> _`
[INFO] [stdout] note: required by a bound in `all`
[INFO] [stdout]    --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/core/src/iter/traits/iterator.rs:2748:5
[INFO] [stdout] help: consider wrapping the function in a closure
[INFO] [stdout]     |
[INFO] [stdout] 379 |                 encoding: if item.chars().all(|arg0: char| char::is_ascii(&arg0)) { 0 } else { 3 },
[INFO] [stdout]     |                                               ++++++++++++               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/bin/tag.rs:379:35
[INFO] [stdout]     |
[INFO] [stdout] 379 |                 encoding: if item.chars().all(char::is_ascii) { 0 } else { 3 },
[INFO] [stdout]     |                                           --- ^^^^^^^^^^^^^^
[INFO] [stdout]     |                                           |   |
[INFO] [stdout]     |                                           |   expected due to this
[INFO] [stdout]     |                                           |   found signature defined here
[INFO] [stdout]     |                                           required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn(_) -> _`
[INFO] [stdout]                found function signature `fn(&_) -> _`
[INFO] [stdout] note: required by a bound in `all`
[INFO] [stdout]    --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/core/src/iter/traits/iterator.rs:2748:5
[INFO] [stdout] help: consider wrapping the function in a closure
[INFO] [stdout]     |
[INFO] [stdout] 379 |                 encoding: if item.chars().all(|arg0: char| char::is_ascii(&arg0)) { 0 } else { 3 },
[INFO] [stdout]     |                                               ++++++++++++               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/bin/tag.rs:442:37
[INFO] [stdout]     |
[INFO] [stdout] 442 |                 encoding: if artist.chars().all(char::is_ascii) { 0 } else { 3 },
[INFO] [stdout]     |                                             --- ^^^^^^^^^^^^^^
[INFO] [stdout]     |                                             |   |
[INFO] [stdout]     |                                             |   expected due to this
[INFO] [stdout]     |                                             |   found signature defined here
[INFO] [stdout]     |                                             required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn(_) -> _`
[INFO] [stdout]                found function signature `fn(&_) -> _`
[INFO] [stdout] note: required by a bound in `all`
[INFO] [stdout]    --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/core/src/iter/traits/iterator.rs:2748:5
[INFO] [stdout] help: consider wrapping the function in a closure
[INFO] [stdout]     |
[INFO] [stdout] 442 |                 encoding: if artist.chars().all(|arg0: char| char::is_ascii(&arg0)) { 0 } else { 3 },
[INFO] [stdout]     |                                                 ++++++++++++               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/bin/tag.rs:442:37
[INFO] [stdout]     |
[INFO] [stdout] 442 |                 encoding: if artist.chars().all(char::is_ascii) { 0 } else { 3 },
[INFO] [stdout]     |                                             --- ^^^^^^^^^^^^^^
[INFO] [stdout]     |                                             |   |
[INFO] [stdout]     |                                             |   expected due to this
[INFO] [stdout]     |                                             |   found signature defined here
[INFO] [stdout]     |                                             required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn(_) -> _`
[INFO] [stdout]                found function signature `fn(&_) -> _`
[INFO] [stdout] note: required by a bound in `all`
[INFO] [stdout]    --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/core/src/iter/traits/iterator.rs:2748:5
[INFO] [stdout] help: consider wrapping the function in a closure
[INFO] [stdout]     |
[INFO] [stdout] 442 |                 encoding: if artist.chars().all(|arg0: char| char::is_ascii(&arg0)) { 0 } else { 3 },
[INFO] [stdout]     |                                                 ++++++++++++               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/bin/tag.rs:450:37
[INFO] [stdout]     |
[INFO] [stdout] 450 |                 encoding: if artist.chars().all(char::is_ascii) { 0 } else { 3 },
[INFO] [stdout]     |                                             --- ^^^^^^^^^^^^^^
[INFO] [stdout]     |                                             |   |
[INFO] [stdout]     |                                             |   expected due to this
[INFO] [stdout]     |                                             |   found signature defined here
[INFO] [stdout]     |                                             required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn(_) -> _`
[INFO] [stdout]                found function signature `fn(&_) -> _`
[INFO] [stdout] note: required by a bound in `all`
[INFO] [stdout]    --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/core/src/iter/traits/iterator.rs:2748:5
[INFO] [stdout] help: consider wrapping the function in a closure
[INFO] [stdout]     |
[INFO] [stdout] 450 |                 encoding: if artist.chars().all(|arg0: char| char::is_ascii(&arg0)) { 0 } else { 3 },
[INFO] [stdout]     |                                                 ++++++++++++               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/bin/tag.rs:450:37
[INFO] [stdout]     |
[INFO] [stdout] 450 |                 encoding: if artist.chars().all(char::is_ascii) { 0 } else { 3 },
[INFO] [stdout]     |                                             --- ^^^^^^^^^^^^^^
[INFO] [stdout]     |                                             |   |
[INFO] [stdout]     |                                             |   expected due to this
[INFO] [stdout]     |                                             |   found signature defined here
[INFO] [stdout]     |                                             required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn(_) -> _`
[INFO] [stdout]                found function signature `fn(&_) -> _`
[INFO] [stdout] note: required by a bound in `all`
[INFO] [stdout]    --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/core/src/iter/traits/iterator.rs:2748:5
[INFO] [stdout] help: consider wrapping the function in a closure
[INFO] [stdout]     |
[INFO] [stdout] 450 |                 encoding: if artist.chars().all(|arg0: char| char::is_ascii(&arg0)) { 0 } else { 3 },
[INFO] [stdout]     |                                                 ++++++++++++               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/bin/tag.rs:484:35
[INFO] [stdout]     |
[INFO] [stdout] 484 |                 encoding: if item.chars().all(char::is_ascii) { 0 } else { 3 },
[INFO] [stdout]     |                                           --- ^^^^^^^^^^^^^^
[INFO] [stdout]     |                                           |   |
[INFO] [stdout]     |                                           |   expected due to this
[INFO] [stdout]     |                                           |   found signature defined here
[INFO] [stdout]     |                                           required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn(_) -> _`
[INFO] [stdout]                found function signature `fn(&_) -> _`
[INFO] [stdout] note: required by a bound in `all`
[INFO] [stdout]    --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/core/src/iter/traits/iterator.rs:2748:5
[INFO] [stdout] help: consider wrapping the function in a closure
[INFO] [stdout]     |
[INFO] [stdout] 484 |                 encoding: if item.chars().all(|arg0: char| char::is_ascii(&arg0)) { 0 } else { 3 },
[INFO] [stdout]     |                                               ++++++++++++               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/bin/tag.rs:484:35
[INFO] [stdout]     |
[INFO] [stdout] 484 |                 encoding: if item.chars().all(char::is_ascii) { 0 } else { 3 },
[INFO] [stdout]     |                                           --- ^^^^^^^^^^^^^^
[INFO] [stdout]     |                                           |   |
[INFO] [stdout]     |                                           |   expected due to this
[INFO] [stdout]     |                                           |   found signature defined here
[INFO] [stdout]     |                                           required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn(_) -> _`
[INFO] [stdout]                found function signature `fn(&_) -> _`
[INFO] [stdout] note: required by a bound in `all`
[INFO] [stdout]    --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/core/src/iter/traits/iterator.rs:2748:5
[INFO] [stdout] help: consider wrapping the function in a closure
[INFO] [stdout]     |
[INFO] [stdout] 484 |                 encoding: if item.chars().all(|arg0: char| char::is_ascii(&arg0)) { 0 } else { 3 },
[INFO] [stdout]     |                                               ++++++++++++               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/bin/tag.rs:515:38
[INFO] [stdout]     |
[INFO] [stdout] 515 |                 encoding: if comment.chars().all(char::is_ascii) { 0 } else { 3 },
[INFO] [stdout]     |                                              --- ^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |   |
[INFO] [stdout]     |                                              |   expected due to this
[INFO] [stdout]     |                                              |   found signature defined here
[INFO] [stdout]     |                                              required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn(_) -> _`
[INFO] [stdout]                found function signature `fn(&_) -> _`
[INFO] [stdout] note: required by a bound in `all`
[INFO] [stdout]    --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/core/src/iter/traits/iterator.rs:2748:5
[INFO] [stdout] help: consider wrapping the function in a closure
[INFO] [stdout]     |
[INFO] [stdout] 515 |                 encoding: if comment.chars().all(|arg0: char| char::is_ascii(&arg0)) { 0 } else { 3 },
[INFO] [stdout]     |                                                  ++++++++++++               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/bin/tag.rs:515:38
[INFO] [stdout]     |
[INFO] [stdout] 515 |                 encoding: if comment.chars().all(char::is_ascii) { 0 } else { 3 },
[INFO] [stdout]     |                                              --- ^^^^^^^^^^^^^^
[INFO] [stdout]     |                                              |   |
[INFO] [stdout]     |                                              |   expected due to this
[INFO] [stdout]     |                                              |   found signature defined here
[INFO] [stdout]     |                                              required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn(_) -> _`
[INFO] [stdout]                found function signature `fn(&_) -> _`
[INFO] [stdout] note: required by a bound in `all`
[INFO] [stdout]    --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/core/src/iter/traits/iterator.rs:2748:5
[INFO] [stdout] help: consider wrapping the function in a closure
[INFO] [stdout]     |
[INFO] [stdout] 515 |                 encoding: if comment.chars().all(|arg0: char| char::is_ascii(&arg0)) { 0 } else { 3 },
[INFO] [stdout]     |                                                  ++++++++++++               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/bin/tag.rs:538:39
[INFO] [stdout]     |
[INFO] [stdout] 538 |             let encoding = if text.chars().all(char::is_ascii) && content_desc.chars().all(char::is_ascii) {
[INFO] [stdout]     |                                            --- ^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |   |
[INFO] [stdout]     |                                            |   expected due to this
[INFO] [stdout]     |                                            |   found signature defined here
[INFO] [stdout]     |                                            required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn(_) -> _`
[INFO] [stdout]                found function signature `fn(&_) -> _`
[INFO] [stdout] note: required by a bound in `all`
[INFO] [stdout]    --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/core/src/iter/traits/iterator.rs:2748:5
[INFO] [stdout] help: consider wrapping the function in a closure
[INFO] [stdout]     |
[INFO] [stdout] 538 |             let encoding = if text.chars().all(|arg0: char| char::is_ascii(&arg0)) && content_desc.chars().all(char::is_ascii) {
[INFO] [stdout]     |                                                ++++++++++++               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/bin/tag.rs:538:39
[INFO] [stdout]     |
[INFO] [stdout] 538 |             let encoding = if text.chars().all(char::is_ascii) && content_desc.chars().all(char::is_ascii) {
[INFO] [stdout]     |                                            --- ^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |   |
[INFO] [stdout]     |                                            |   expected due to this
[INFO] [stdout]     |                                            |   found signature defined here
[INFO] [stdout]     |                                            required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn(_) -> _`
[INFO] [stdout]                found function signature `fn(&_) -> _`
[INFO] [stdout] note: required by a bound in `all`
[INFO] [stdout]    --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/core/src/iter/traits/iterator.rs:2748:5
[INFO] [stdout] help: consider wrapping the function in a closure
[INFO] [stdout]     |
[INFO] [stdout] 538 |             let encoding = if text.chars().all(|arg0: char| char::is_ascii(&arg0)) && content_desc.chars().all(char::is_ascii) {
[INFO] [stdout]     |                                                ++++++++++++               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/bin/tag.rs:538:83
[INFO] [stdout]     |
[INFO] [stdout] 538 |             let encoding = if text.chars().all(char::is_ascii) && content_desc.chars().all(char::is_ascii) {
[INFO] [stdout]     |                                                                                        --- ^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                                                        |   |
[INFO] [stdout]     |                                                                                        |   expected due to this
[INFO] [stdout]     |                                                                                        |   found signature defined here
[INFO] [stdout]     |                                                                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn(_) -> _`
[INFO] [stdout]                found function signature `fn(&_) -> _`
[INFO] [stdout] note: required by a bound in `all`
[INFO] [stdout]    --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/core/src/iter/traits/iterator.rs:2748:5
[INFO] [stdout] help: consider wrapping the function in a closure
[INFO] [stdout]     |
[INFO] [stdout] 538 |             let encoding = if text.chars().all(char::is_ascii) && content_desc.chars().all(|arg0: char| char::is_ascii(&arg0)) {
[INFO] [stdout]     |                                                                                            ++++++++++++               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0631]: type mismatch in function arguments
[INFO] [stdout]    --> src/bin/tag.rs:538:83
[INFO] [stdout]     |
[INFO] [stdout] 538 |             let encoding = if text.chars().all(char::is_ascii) && content_desc.chars().all(char::is_ascii) {
[INFO] [stdout]     |                                                                                        --- ^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                                                        |   |
[INFO] [stdout]     |                                                                                        |   expected due to this
[INFO] [stdout]     |                                                                                        |   found signature defined here
[INFO] [stdout]     |                                                                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected function signature `fn(_) -> _`
[INFO] [stdout]                found function signature `fn(&_) -> _`
[INFO] [stdout] note: required by a bound in `all`
[INFO] [stdout]    --> /rustc/32f93a5733992b29f321831b7e26c1f7d7205013/library/core/src/iter/traits/iterator.rs:2748:5
[INFO] [stdout] help: consider wrapping the function in a closure
[INFO] [stdout]     |
[INFO] [stdout] 538 |             let encoding = if text.chars().all(char::is_ascii) && content_desc.chars().all(|arg0: char| char::is_ascii(&arg0)) {
[INFO] [stdout]     |                                                                                            ++++++++++++               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0631`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0631`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tag` (bin "tag") due to 8 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tag` (bin "tag" test) due to 8 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "29a2dee3a0260119ee3fcaa8c60ac5286c1d800853da46371df72e3b2412f8f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a2dee3a0260119ee3fcaa8c60ac5286c1d800853da46371df72e3b2412f8f8", kill_on_drop: false }`
[INFO] [stdout] 29a2dee3a0260119ee3fcaa8c60ac5286c1d800853da46371df72e3b2412f8f8